:root{
  --navy:#0B2440; --navy-deep:#071A2E; --navy-soft:#1C527D;
  --teal:#168D73; --teal-deep:#0B6B57; --green:#67D7A6;
  --rose:#B44C5A; --rose-soft:#FBECEF;
  --ink:#152B40; --ink-soft:#53697C; --ink-faint:#7B8D9C;
  --paper:#FFFFFF; --bg:#F4F7F6; --line:#D9E2E0; --line-soft:#E8EFED;
  --shadow:0 8px 24px rgba(9,35,54,.07); --shadow-lg:0 18px 46px rgba(9,35,54,.12);
  --radius:16px; --wrap:1320px;
  --sans:"Segoe UI","Noto Sans",Arial,sans-serif;
  --display:"Segoe UI","Noto Sans",Arial,sans-serif;
  --mono:"Cascadia Mono","SFMono-Regular",Consolas,monospace;
}
*{box-sizing:border-box} html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.68;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto} a{color:var(--teal-deep);text-decoration:none} a:hover{text-decoration:underline}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}.narrow{max-width:1120px}.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
h1,h2,h3,h4{font-family:var(--display);color:var(--navy-deep);line-height:1.15;margin:0 0 .55em;letter-spacing:-.025em}
h1{font-size:clamp(2.35rem,4.25vw,4.25rem);max-width:16ch}h2{font-size:clamp(1.75rem,2.5vw,2.6rem);margin-top:0}h3{font-size:1.15rem}h4{font-size:.95rem}
p{margin:0 0 1rem}.lede{font-size:1.14rem;color:var(--ink-soft);max-width:68ch}
.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px 16px;z-index:100;border-radius:8px}.skip:focus{left:12px}

/* Header */
header.site{position:sticky;top:0;z-index:80;background:rgba(247,250,249,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{min-height:72px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px}.brand:hover{text-decoration:none}.brand .wm{width:auto;height:30px;display:block}
.desktop-nav{margin-left:auto;display:flex;align-items:center;gap:24px}.desktop-nav a{font-weight:600;font-size:.92rem;color:#496176;padding:25px 0;position:relative}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--navy-deep);text-decoration:none}.desktop-nav a[aria-current=page]::after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--teal);border-radius:2px}
.mobile-nav{display:none;margin-left:auto;position:relative}.mobile-nav summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-weight:700;color:var(--navy);background:#fff}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav nav{position:absolute;right:0;top:48px;width:230px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-lg);border-radius:12px;padding:8px}.mobile-nav nav a{display:block;padding:10px 12px;color:var(--ink);font-weight:600;border-radius:8px}.mobile-nav nav a:hover{background:#F1F6F4;text-decoration:none}

/* Hero */
.hero{color:#fff;background:linear-gradient(135deg,#09223C 0%,#123A61 56%,#0E6B57 100%);padding:74px 0 82px;overflow:hidden}.hero h1{color:#fff}.hero .lede{color:#C8D9E5}.hero.slim{padding:58px 0 62px}.hero.slim h1{max-width:24ch}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;font-weight:800;color:var(--green);margin-bottom:16px}.eyebrow::before{content:"";width:28px;height:3px;background:var(--teal);border-radius:50%;box-shadow:0 0 0 4px rgba(22,141,115,.12)}.eyebrow.dark{color:var(--teal-deep)}
.hero-home{padding:72px 0 70px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.95fr);gap:52px;align-items:center}.hero-home h1{max-width:13ch}.hero-home h1 em{font-style:normal;color:var(--green)}.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:12px 20px;font-weight:700;font-size:.92rem;transition:.16s ease;cursor:pointer}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 18px rgba(4,88,70,.25)}.btn-primary:hover{background:#117A63}.btn-glass{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.28);color:#fff}.btn-outline{background:#fff;color:var(--navy-deep);border-color:var(--line)}.btn-outline:hover{border-color:var(--teal);color:var(--teal-deep)}
.hero-points{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}.hero-points span{font-size:.78rem;color:#D6E5EC;padding:6px 10px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(255,255,255,.06)}
.hero-preview{background:#fff;border:1px solid rgba(255,255,255,.2);border-radius:18px;overflow:hidden;box-shadow:0 24px 55px rgba(0,0,0,.25);transform:translateY(6px)}.preview-bar{height:42px;background:#F3F6F8;color:var(--navy);display:flex;align-items:center;justify-content:space-between;padding:0 14px;font-size:.78rem;font-weight:700;border-bottom:1px solid #DCE4E7}.preview-status{color:var(--teal-deep);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em}.hero-preview img{display:block;width:100%;height:300px;object-fit:cover;object-position:top center}.preview-caption{padding:10px 14px;background:#fff;color:var(--ink-faint);font-size:.72rem}

/* Sections */
section{padding:72px 0}.task-section{background:#fff}.section-head{max-width:720px;margin-bottom:30px}.section-head p{color:var(--ink-soft);font-size:1rem}.task-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.task-card{display:flex;flex-direction:column;min-height:250px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow);transition:.16s ease}.task-card:hover{text-decoration:none;transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#BFD8D0}.task-card.task-accent{background:#EFF8F4;border-color:#CBE8DE}.task-no{font-family:var(--mono);font-size:.72rem;font-weight:700;color:var(--teal-deep);margin-bottom:30px}.task-card h3{font-size:1.18rem}.task-card p{color:var(--ink-soft);font-size:.91rem}.task-link{margin-top:auto;font-weight:800;font-size:.83rem;color:var(--teal-deep)}
.reference-band{background:#F0F5F3;border-block:1px solid var(--line)}.split-intro{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}.reference-list{border-top:1px solid var(--line)}.reference-list a{display:grid;grid-template-columns:1fr 1.2fr;gap:20px;padding:17px 0;border-bottom:1px solid var(--line);color:var(--ink)}.reference-list a:hover{text-decoration:none}.reference-list strong{color:var(--navy-deep)}.reference-list span{color:var(--ink-soft);font-size:.9rem}.text-link{font-weight:800;color:var(--teal-deep)}
.app-section{background:#fff}.workflow{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-radius:15px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}.workflow>div{padding:20px;border-right:1px solid var(--line);min-height:160px}.workflow>div:last-child{border-right:0}.workflow b{display:block;font-family:var(--mono);font-size:.72rem;color:var(--teal-deep);margin-bottom:22px}.workflow strong{display:block;font-size:1rem;color:var(--navy-deep);margin-bottom:8px}.workflow span{display:block;color:var(--ink-soft);font-size:.85rem}.app-callout{margin-top:18px;padding:18px 20px;border:1px solid var(--line);border-radius:14px;background:#F8FAF9;display:flex;align-items:center;justify-content:space-between;gap:20px}.app-callout strong,.app-callout span{display:block}.app-callout span{font-size:.84rem;color:var(--ink-soft);margin-top:3px}
.audience-section{background:#F7F9F8}.audience{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.aud{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow)}.aud .tag{font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:800;color:var(--ink-faint)}.aud h3{margin:10px 0 8px}.aud p{font-size:.88rem;color:var(--ink-soft);margin:0}.writing-section{background:#fff}.row-head{display:flex;justify-content:space-between;align-items:end;gap:20px}.latest{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow)}.art-meta,.updated{font-size:.7rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-faint)}.art h3{font-size:1.2rem;margin-top:10px}.art p{color:var(--ink-soft);font-size:.9rem}.empty-state{padding:26px;border:1px dashed var(--line);border-radius:14px;color:var(--ink-soft)}
.about-strip{background:#EDF5F2;border-top:1px solid var(--line)}.about-strip-inner{display:flex;justify-content:space-between;align-items:center;gap:40px}.about-strip-inner>div:first-child{max-width:720px}.strip-actions{display:flex;gap:10px;flex-wrap:wrap}

/* Reference */
.jump{display:flex;gap:7px;flex-wrap:wrap;margin-top:24px}.jump a{font-size:.76rem;font-weight:700;padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#E4F0F5}.jump a:hover{text-decoration:none;background:rgba(255,255,255,.14)}.reference-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:34px;align-items:start}.reference-nav{position:sticky;top:92px;border:1px solid var(--line);border-radius:14px;background:#fff;padding:12px;box-shadow:var(--shadow);max-height:calc(100vh - 112px);overflow:auto}.reference-nav-title{font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:800;color:var(--ink-faint);padding:7px 9px 9px}.reference-nav a{display:block;padding:8px 9px;border-radius:8px;color:var(--ink-soft);font-size:.82rem;font-weight:600}.reference-nav a:hover{background:#F0F6F3;color:var(--teal-deep);text-decoration:none}.reference-nav .reference-nav-tool{margin-top:8px;background:var(--navy);color:#fff}.reference-content{min-width:0;max-width:900px}.reference-content h2{font-size:1.8rem;padding-top:10px;margin-top:38px}.reference-content h3{font-size:1.05rem;margin-top:25px}.reference-content p,.reference-content li{font-size:1rem}.reference-calculator-gateway{display:flex;align-items:center;justify-content:space-between;gap:25px;background:#EEF8F4;border:1px solid #CDE8DD;border-radius:15px;padding:22px;margin-bottom:32px}.reference-calculator-gateway h2{font-size:1.45rem;margin:4px 0 7px}.reference-calculator-gateway p{margin:0;color:var(--ink-soft);max-width:70ch}.note{border-left:3px solid var(--teal);background:#EAF7F3;padding:16px 20px;border-radius:0 12px 12px 0;margin:22px 0;font-size:.91rem}.note.info{border-left-color:var(--navy-soft);background:#EEF4F9}.note.warn{border-left-color:var(--rose);background:var(--rose-soft)}.note.good{border-left-color:var(--teal);background:#E9F8F2}.note p:last-child{margin-bottom:0}.note strong{color:var(--navy-deep)}
.table-scroll{overflow:auto;border:1px solid var(--line);border-radius:13px;background:#fff;box-shadow:var(--shadow);margin:20px 0}table{border-collapse:collapse;width:100%;font-size:.9rem;min-width:620px}caption{text-align:left;padding:16px 18px 5px;font-weight:800;color:var(--navy-deep);font-size:.9rem}th,td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line-soft);vertical-align:top}thead th{background:var(--navy);color:#fff;font-size:.68rem;letter-spacing:.07em;text-transform:uppercase}tbody tr:nth-child(even){background:#FAFCFC}tbody tr:hover{background:#F1F7F5}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.limitation-table td,.limitation-table th{font-size:.82rem}.tick{color:var(--teal);font-weight:800}.cross{color:var(--rose);font-weight:800}.small{font-size:.82rem;color:var(--ink-soft)}

/* Calculators */
.calculator-page{max-width:1150px}.calculator-intro{margin-bottom:24px}.calc-shell{background:linear-gradient(145deg,#0B2440,#123A61 58%,#0E6B57);border-radius:16px;padding:26px;box-shadow:var(--shadow-lg);margin-bottom:28px}.calc-shell h3{color:#fff;font-size:1.28rem}.calc-shell>p{color:#B7CEDD}.calc{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:20px}.field label{display:block;font-size:.7rem;font-weight:800;color:#B9CFDC;margin-bottom:6px;letter-spacing:.04em;text-transform:uppercase}.field input,.field select{width:100%;padding:11px 12px;font-size:.92rem;font-family:var(--sans);border:1px solid rgba(255,255,255,.22);border-radius:9px;background:rgba(255,255,255,.1);color:#fff}.field select option{color:var(--ink)}.field input:focus,.field select:focus{outline:2px solid var(--green);outline-offset:1px}.calc-out{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.calc-out .box{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:11px;padding:15px}.calc-out .lbl{font-size:.63rem;letter-spacing:.08em;text-transform:uppercase;color:#9FC4D8;font-weight:800}.calc-out .big{font-family:var(--display);font-size:1.45rem;font-weight:800;color:#fff;margin-top:5px}.calc-out .box.hi{background:rgba(111,217,168,.16);border-color:rgba(111,217,168,.45)}.calc-out .box.hi .big{color:var(--green)}.calc-basis{margin-top:13px;font-size:.8rem;color:#B7CEDD}

/* Application */
.app-showcase{background:#F0F5F3;border-block:1px solid var(--line)}.app-showcase-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);gap:40px;align-items:center}.app-shot-wrap{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg)}.app-shot{display:block;width:100%;height:auto}.shot-caption{padding:11px 14px;font-size:.74rem;color:var(--ink-faint);border-top:1px solid var(--line-soft)}.app-showcase-copy h2{font-size:2rem}.mini-feature{padding:14px 0;border-bottom:1px solid var(--line);display:grid;gap:3px}.mini-feature:last-child{border-bottom:0}.mini-feature b{font-size:.9rem;color:var(--navy-deep)}.mini-feature span{font-size:.84rem;color:var(--ink-soft)}.workflow-section{background:#fff}
.prose{max-width:78ch}.prose h2{margin-top:2.1em}.prose h3{margin-top:1.5em}.prose ul,.prose ol{padding-left:1.3em}.prose li{margin-bottom:.4em}.big-link{font-size:1.35rem;font-weight:800}.big-link a{color:var(--teal-deep)}

/* Timeline and remaining legacy content */
.timeline{position:relative;padding-left:24px;margin:24px 0}.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:#BBD9D0}.tl{position:relative;margin-bottom:20px}.tl::before{content:"";position:absolute;left:-23px;top:7px;width:10px;height:10px;border-radius:50%;background:#fff;border:3px solid var(--teal)}.tl .when{font-family:var(--mono);font-size:.76rem;font-weight:700;color:var(--teal-deep)}.tl h4{margin:2px 0 4px;font-size:.96rem}.tl p{margin:0;font-size:.86rem;color:var(--ink-soft)}.tl .ntf{display:inline-block;margin-top:6px;font-size:.72rem;font-weight:700;background:#EEF4F9;color:var(--navy);padding:3px 9px;border-radius:6px}.regime-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.regime-card{border:1px solid var(--line);border-radius:14px;background:#fff;padding:20px;box-shadow:var(--shadow)}.regime-tag{font-size:.67rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--teal-deep)}.regime-rule{font-size:.86rem;color:var(--ink-soft)}

/* Footer */
footer.site{background:var(--navy-deep);color:#AFC4D2;padding:52px 0 24px;font-size:.92rem}footer.site a{color:#D5E5ED}footer.site h4{color:#fff;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 13px}.footer-top{display:grid;grid-template-columns:2.2fr 1fr 1fr 1fr;gap:34px}.footer-brand p{max-width:46ch;margin-top:15px}.footer-mark{gap:12px}.footer-mark img{width:48px;height:48px}.footer-mark span{display:block}.footer-mark strong{display:block;color:#fff;font-size:1.08rem}.footer-mark small{display:block;color:#8FA8B8;font-size:.72rem;margin-top:2px}.footer-top ul{list-style:none;padding:0;margin:0}.footer-top li{margin-bottom:8px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:18px;display:grid;grid-template-columns:1fr 1.3fr auto;gap:24px;color:#8099AA;font-size:.75rem}.footer-bottom p{margin:0}

@media(max-width:1050px){.hero-grid{grid-template-columns:1fr}.hero-preview{max-width:760px}.task-grid,.audience{grid-template-columns:repeat(2,1fr)}.workflow{grid-template-columns:repeat(2,1fr)}.workflow>div{border-bottom:1px solid var(--line)}.workflow>div:nth-child(2n){border-right:0}.footer-top{grid-template-columns:2fr 1fr 1fr}.footer-bottom{grid-template-columns:1fr 1fr}.reference-layout{grid-template-columns:190px minmax(0,1fr)}}
@media(max-width:760px){body{font-size:15px}.wrap{padding:0 18px}.nav{min-height:64px}.desktop-nav{display:none}.mobile-nav{display:block}.brand .wm{height:27px}.hero{padding:54px 0 58px}.hero-home{padding:54px 0 58px}.hero-home h1{font-size:2.45rem}.hero-preview img{height:auto}.task-grid,.audience,.split-intro,.app-showcase-grid{grid-template-columns:1fr}.reference-layout{grid-template-columns:1fr}.reference-nav{position:relative;top:auto;max-height:none}.reference-content{max-width:none}.reference-calculator-gateway{align-items:flex-start;flex-direction:column}.calc,.calc-out{grid-template-columns:1fr}.workflow{grid-template-columns:1fr}.workflow>div{border-right:0!important}.app-callout,.about-strip-inner,.row-head{align-items:flex-start;flex-direction:column}.footer-top,.footer-bottom{grid-template-columns:1fr}.footer-top{gap:24px}.footer-bottom{gap:10px}.reference-list a{grid-template-columns:1fr;gap:3px}.jump{display:none}section{padding:54px 0}.prose{max-width:none}.table-scroll{border-radius:10px}.calc-shell{padding:20px}.btn{width:auto}.footer-mark img{width:44px;height:44px}}
@media print{header.site,footer.site,.btn,.mobile-nav{display:none!important}body{background:#fff}.hero{color:#000;background:#fff}.hero h1{color:#000}}

.nav-tools{margin-left:auto;display:flex;align-items:center;gap:18px}.search-trigger{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-top:2px solid rgba(22,141,115,.55);background:#fff;color:var(--navy);border-radius:9px;padding:7px 9px;font:600 .78rem var(--sans);cursor:pointer}.search-trigger kbd{font:500 .66rem var(--mono);color:var(--ink-faint);border:1px solid var(--line-soft);padding:2px 5px;border-radius:5px;background:#F8FAF9}.search-icon{font-size:1.05rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.review-line{margin-top:18px;font-size:.78rem;color:#D4E4EB}.darkline{color:var(--ink-soft)}.reference-meta-band{background:#0E6B57;color:#E5F7EF;padding:11px 0}.reference-meta-band .wrap{display:flex;justify-content:space-between;gap:25px;font-size:.78rem}.table-tools{display:flex;justify-content:space-between;gap:12px;align-items:end;margin-top:18px}.table-tools label{display:flex;flex-direction:column;gap:5px;flex:1;max-width:480px}.table-tools label span{font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--ink-faint)}.table-tools input{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 10px;background:#fff;font:500 .84rem var(--sans)}.btn-mini{padding:8px 11px;font-size:.75rem;border-radius:8px}.btn-light{background:#F7F9F8;border-color:#D7E0DE;color:var(--navy)}.quickstart-section{background:#FBFCFC}.quickstart-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.quickstart-card{display:block;background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;box-shadow:var(--shadow);color:var(--ink);transition:.16s ease}.quickstart-card:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.quickstart-card span{font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:800;color:var(--teal-deep)}.quickstart-card h3{margin:9px 0 8px}.quickstart-card p{font-size:.88rem;color:var(--ink-soft);min-height:75px}.quickstart-card b{font-size:.8rem;color:var(--teal-deep)}.whatsnew-band{background:#EFF5F2;border-block:1px solid var(--line)}.whatsnew-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.whatsnew-links{border-top:1px solid var(--line)}.whatsnew-links a{display:grid;grid-template-columns:1fr 1.25fr;gap:18px;padding:15px 0;border-bottom:1px solid var(--line);color:var(--ink)}.whatsnew-links a:hover{text-decoration:none}.whatsnew-links span{font-size:.88rem;color:var(--ink-soft)}.article-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:20px}.article-toolbar span{display:block;color:var(--ink-soft);font-size:.88rem}.article-filters{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:18px}.filter-chip,.chip{border:1px solid var(--line);background:#fff;color:var(--ink-soft);border-radius:999px;padding:6px 10px;font-size:.72rem;font-weight:700}.filter-chip{cursor:pointer}.filter-chip.is-active{background:#E9F7F1;color:var(--teal-deep);border-color:#C3E4D8}.chip{display:inline-block;margin-left:5px;padding:3px 7px;background:#F2F7F5;color:var(--teal-deep)}.static-fallback-note{font-size:.76rem;color:var(--ink-faint);margin-top:15px}.update-item{padding-bottom:28px;margin-bottom:28px;border-bottom:1px solid var(--line)}.update-item h2{margin-top:7px}.quick-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}.quick-links a{color:var(--ink)}.quick-links a span{display:block;color:var(--ink-soft);font-size:.86rem;margin-top:4px}.search-overlay{position:fixed;inset:0;z-index:200}.search-backdrop{position:absolute;inset:0;background:rgba(7,26,46,.56);backdrop-filter:blur(4px)}.search-dialog{position:relative;width:min(860px,calc(100% - 34px));margin:8vh auto 0;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.26);padding:24px;max-height:78vh;overflow:auto}.search-head{display:flex;justify-content:space-between;gap:20px;align-items:start}.icon-close{border:1px solid var(--line);background:#fff;border-radius:8px;font-size:1.3rem;width:34px;height:34px;cursor:pointer}.search-input-wrap{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;margin-top:18px;background:#FBFCFC}.search-input-wrap input{flex:1;border:0;background:transparent;padding:14px;font-size:1rem;outline:0}.search-input-wrap span:last-child{font:500 .68rem var(--mono);color:var(--ink-faint);padding-right:12px}.search-status{font-size:.78rem;color:var(--ink-faint);margin:11px 0}.search-results{display:grid;gap:8px}.search-result{display:block;border:1px solid var(--line);border-radius:11px;padding:12px 14px;color:var(--ink);background:#fff}.search-result:hover{background:#F4F8F6;text-decoration:none}.search-result strong,.search-result span{display:block}.search-result strong{margin:2px 0 3px;color:var(--navy-deep)}.search-result span:last-child{font-size:.78rem;color:var(--ink-soft)}.search-kind{font-size:.65rem;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--teal-deep)}.page-results{margin-top:10px}.search-page-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow)}.search-page-box>label{display:block;font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint);margin-bottom:7px}.search-page-box>input{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:9px;font-size:1rem}.search-open{overflow:hidden}.basis-line{padding:10px 13px;border:1px solid #D4E4E0;background:#F6FAF8;border-radius:9px;font-size:.76rem;color:var(--ink-soft);margin:-8px 0 16px}.calc-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.calc-workpaper{background:#F7FAF8;border:1px solid #D5E4E0;border-radius:10px;padding:13px 15px;margin-top:10px;font-size:.82rem}.work-lines{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 18px;margin-top:8px}.work-lines span{color:var(--ink-soft)}.work-lines b{color:var(--navy)}.app-proof-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:16px;margin:0 0 34px}.proof-list{border-top:1px solid var(--line);margin-top:16px}.proof-list div{display:grid;grid-template-columns:100px 1fr;gap:10px;padding:10px 0;border-bottom:1px solid var(--line-soft)}.proof-list span{color:var(--ink-soft);font-size:.86rem}.compact-steps{padding-left:1.2em}.output-preview{margin:32px 0;background:#F5FAF7}.output-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0}.output-grid div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px}.output-grid b,.output-grid span{display:block}.output-grid span{font-size:.8rem;color:var(--ink-soft);margin-top:4px}.parameter-callout{padding:13px 15px;background:#EDF7F3;border:1px solid #CDE6DC;border-radius:10px}.footer-email{font-size:.86rem}.footer-email a:first-child{color:var(--green);font-weight:700}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:12px 0 28px}.contact-grid .card strong,.contact-grid .card span{display:block}.contact-grid .card span{font-size:.82rem;color:var(--ink-soft);margin-top:5px}
@media(max-width:1050px){.quickstart-grid{grid-template-columns:repeat(2,1fr)}.whatsnew-grid,.app-proof-grid{grid-template-columns:1fr}.output-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.nav-tools{gap:7px}.search-trigger-label,.search-trigger kbd{display:none}.search-trigger{width:36px;height:36px;justify-content:center;padding:0}.quickstart-grid,.quick-links,.contact-grid{grid-template-columns:1fr}.quickstart-card p{min-height:0}.table-tools{flex-direction:column;align-items:stretch}.table-tools label{max-width:none}.reference-meta-band .wrap{display:block}.reference-meta-band span{display:block;margin-top:4px}.article-toolbar{align-items:flex-start;flex-direction:column}.work-lines,.output-grid{grid-template-columns:1fr}.search-dialog{margin-top:4vh;max-height:86vh;padding:18px}}
@media print{.table-tools,.table-scroll{box-shadow:none;border:0}.calc-shell{background:#fff;border:1px solid #ccc;box-shadow:none}.calc-shell h3,.calc-shell>p,.field label,.field input,.field select,.calc-out .big,.calc-out .lbl,.calc-basis{color:#111!important}.calc-shell .field input,.calc-shell .field select{border:1px solid #bbb;background:#fff}.calc-out .box{background:#fff!important;border:1px solid #ccc}}

/* V3 layout and motion refinements */
.hero.slim .wrap.narrow{max-width:1220px}
.hero.slim{position:relative}
.hero.slim::before{content:"";position:absolute;width:300px;height:300px;right:8%;top:-120px;border:1px solid rgba(103,215,166,.16);border-radius:50%;box-shadow:0 0 0 40px rgba(103,215,166,.035),0 0 90px rgba(103,215,166,.08);animation:slowFloat 12s ease-in-out infinite}
.hero.slim::after{content:"";position:absolute;width:10px;height:10px;right:16%;top:28%;background:var(--green);border-radius:50%;box-shadow:0 0 0 8px rgba(103,215,166,.12);animation:softPulse 4.5s ease-in-out infinite}
.hero-home{position:relative}
.hero-home::before{content:"";position:absolute;inset:auto 0 0 0;height:120px;background:linear-gradient(180deg,transparent,rgba(255,255,255,.035));pointer-events:none}
.reference-content{max-width:none}
.prose{max-width:1100px}
.contact-grid,.quick-links{max-width:1120px}
.about-strip-inner>div:first-child{max-width:900px}
.task-card,.aud,.card{min-width:0}
.section-head{max-width:900px}
.search-page-box{max-width:1120px}
.article-toolbar{width:100%}
@keyframes slowFloat{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(0,18px,0)}}
@keyframes softPulse{0%,100%{opacity:.45;transform:scale(1)}50%{opacity:1;transform:scale(1.15)}}
@media (prefers-reduced-motion: reduce){.hero.slim::before,.hero.slim::after{animation:none}.btn:hover,.task-card:hover,.quickstart-card:hover{transform:none}}
@media(max-width:1050px){:root{--wrap:1180px}.wrap{padding:0 24px}}
@media(max-width:760px){body{font-size:16px}.wrap{padding:0 18px}.hero.slim .wrap.narrow{max-width:1120px}.lede{font-size:1.05rem}}

/* V4 visual and responsive polish */
:root{--wrap:1360px}
body{font-size:17px;line-height:1.7}
.narrow{max-width:1260px}
.prose{max-width:1060px}

a:focus-visible,.btn:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(22,141,115,.72);outline-offset:3px;border-radius:8px}

/* Section marker */
.eyebrow::before{width:8px;height:8px;flex:0 0 8px;background:var(--teal);box-shadow:0 0 0 4px rgba(22,141,115,.12);border-radius:50%}
.eyebrow.dark::before{box-shadow:0 0 0 4px rgba(22,141,115,.10)}

.btn-primary{box-shadow:inset 0 2px 0 rgba(255,220,170,.34),0 8px 18px rgba(4,88,70,.25)}
.btn:hover{transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease}
.search-trigger{border-top-width:3px;border-top-color:var(--teal-deep)}
.desktop-nav a[aria-current=page]::after{height:3px}

.hero,.hero.slim,.hero-home{background-color:#0B2440;background-image:radial-gradient(circle at 82% 26%,rgba(103,215,166,.13) 0 1px,transparent 2px),radial-gradient(circle at 88% 70%,rgba(255,255,255,.06) 0 1px,transparent 2px),linear-gradient(135deg,#09223C 0%,#123A61 54%,#0E6B57 100%);background-size:auto,auto,auto,auto}
.hero.slim{padding:70px 0 74px;min-height:300px}
.hero.slim .wrap{position:relative;z-index:2}
.hero.slim::before{width:360px;height:360px;right:3%;top:-155px;border-color:rgba(103,215,166,.18);box-shadow:0 0 0 42px rgba(103,215,166,.035),0 0 110px rgba(103,215,166,.08)}
.hero.slim::after{right:12%;top:36%;width:11px;height:11px;background:var(--green);box-shadow:0 0 0 9px rgba(103,215,166,.12),0 0 35px rgba(103,215,166,.22)}
.hero-slim-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,470px);gap:64px;align-items:center}
.hero-visual{position:relative;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.18);box-shadow:0 18px 50px rgba(0,0,0,.16);border-radius:18px;padding:23px 24px;color:#fff;backdrop-filter:blur(10px);overflow:hidden}
.hero-visual::after{content:"";position:absolute;right:-42px;bottom:-62px;width:170px;height:170px;border-radius:50%;border:1px solid rgba(103,215,166,.18);box-shadow:0 0 0 24px rgba(103,215,166,.04)}
.hero-visual-kicker{font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;font-weight:800;color:var(--green);margin-bottom:12px}
.hero-visual-title{font-weight:800;font-size:1.1rem;letter-spacing:-.01em;margin-bottom:12px}
.hero-visual-title span{color:var(--green);padding:0 3px}
.hero-visual-row{display:flex;justify-content:space-between;gap:18px;padding:12px 0;border-top:1px solid rgba(255,255,255,.13);font-size:.82rem;position:relative;z-index:1}
.hero-visual-row span{color:#D9E7EE}.hero-visual-row b{color:#fff;text-align:right}
.hero-visual .hero-visual-row:last-child{border-bottom:1px solid rgba(255,255,255,.13)}

/* More balanced sections on large displays, without making reading columns too wide. */
.section-head{max-width:980px;margin-bottom:36px}
.task-grid,.audience{gap:20px}
.task-card,.aud{padding:24px}
.workflow>div{padding:22px}
.card{padding:24px}

/* More intentional mobile menu and edge-case handling. */
.mobile-nav[open] nav{animation:menuDrop .14s ease-out}
@keyframes menuDrop{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.hero-preview{min-width:0}
.hero-preview img{object-fit:cover;object-position:center top}
.app-shot{image-rendering:auto}
button,.btn,input,select{touch-action:manipulation}

@media(max-width:1120px){
  .hero-slim-grid{grid-template-columns:minmax(0,1fr) 360px;gap:38px}
  .task-grid,.audience{grid-template-columns:repeat(2,1fr)}
  .workflow{grid-template-columns:repeat(3,1fr)}
  .workflow>div:nth-child(3n){border-right:0}
}
@media(max-width:880px){
  .hero-slim-grid{grid-template-columns:1fr}
  .hero-visual{max-width:650px}
  .reference-layout{grid-template-columns:1fr}
  .reference-nav{position:relative;top:auto;max-height:none}
  .app-showcase-grid{grid-template-columns:1fr}
  .app-showcase-copy{max-width:800px}
}
@media(max-width:760px){
  body{font-size:16px;line-height:1.65}
  .wrap{padding:0 18px}
  .narrow{max-width:none}
  .hero.slim{padding:54px 0 58px;min-height:0}
  .hero-slim-grid{gap:28px}
  .hero-visual{padding:19px}
  .hero-visual-title{font-size:1rem}
  .hero-visual-row{display:grid;grid-template-columns:1fr;gap:3px}
  .hero-visual-row b{text-align:left}
  .task-grid,.audience,.split-intro,.app-showcase-grid{grid-template-columns:1fr}
  .task-card{min-height:220px}
  .workflow{grid-template-columns:1fr}
  .workflow>div{border-right:0!important}
  .contact-grid,.quick-links{grid-template-columns:1fr}
  .hero.slim::before{right:-120px;top:-170px;width:280px;height:280px}
  .hero.slim::after{right:15%;top:29%}
}
@media print{
  .hero.slim::before,.hero.slim::after,.hero-visual{display:none!important}
}


/* V5 final visual, typography and colour refinement */
:root{
  --wrap:1360px;
  --sans:"Segoe UI","Noto Sans",Arial,sans-serif;
  --display:"Segoe UI","Noto Sans",Arial,sans-serif;
}
body{font-size:18px;line-height:1.72;color:var(--ink)}
.wrap{padding-left:30px;padding-right:30px}
h1{font-size:clamp(2.55rem,4.4vw,4.5rem);line-height:1.08;letter-spacing:-.03em}
h2{font-size:clamp(1.95rem,2.7vw,2.8rem);line-height:1.12;letter-spacing:-.026em}
h3{font-size:1.28rem;line-height:1.2}
h4{font-size:1rem}
.lede{font-size:1.2rem;line-height:1.7;max-width:70ch}
.desktop-nav{gap:25px}.desktop-nav a{font-size:1rem}
.search-trigger{font-size:.9rem;border-top:0;padding:9px 11px}.search-trigger kbd{font-size:.7rem}
.btn{font-size:1rem;padding:13px 21px}
.eyebrow{font-size:.76rem;letter-spacing:.12em}.eyebrow::before{background:var(--teal);box-shadow:0 0 0 4px rgba(22,141,115,.12)}
.hero.slim::after{display:none}.hero.slim::before{box-shadow:0 0 0 42px rgba(103,215,166,.035),0 0 110px rgba(103,215,166,.08)}
.hero-visual-title span{color:var(--green)}
.hero-visual-kicker{font-size:.72rem}
.hero-visual-title{font-size:1.16rem}
.hero-visual-row{font-size:.9rem}
.task-card h3{font-size:1.24rem}.task-card p{font-size:.98rem;line-height:1.6}.task-link{font-size:.9rem}.task-no{font-size:.8rem;color:var(--teal-deep)}
.section-head p{font-size:1.08rem}.reference-list span{font-size:.96rem}
.workflow b{font-size:.8rem;color:var(--teal-deep)}.workflow strong{font-size:1.05rem}.workflow span{font-size:.92rem}
.app-callout span{font-size:.9rem}
.aud p{font-size:.94rem}.aud .tag{font-size:.72rem}
.art-meta,.updated{font-size:.74rem}.art p{font-size:.94rem}.art h3{font-size:1.25rem}
.reference-nav-title{font-size:.72rem}.reference-nav a{font-size:.9rem;padding:9px 10px}
.reference-content h2{font-size:2rem}.reference-content h3{font-size:1.16rem}.reference-content p,.reference-content li{font-size:1.06rem;line-height:1.75}
.reference-calculator-gateway h2{font-size:1.55rem}.reference-calculator-gateway p{font-size:1.02rem}
.note{font-size:1rem;line-height:1.65}
.table-scroll table{font-size:.96rem}.table-scroll caption{font-size:1rem}.table-scroll th,.table-scroll td{padding:11px 14px}thead th{font-size:.74rem}.limitation-table td,.limitation-table th{font-size:.9rem}
.small{font-size:.88rem}
.review-line{font-size:.86rem}.reference-meta-band .wrap{font-size:.84rem}
.table-tools label span{font-size:.72rem}.table-tools input{font-size:.9rem;padding:10px 11px}.btn-mini{font-size:.82rem}
.quickstart-card span{font-size:.72rem}.quickstart-card p{font-size:.94rem;line-height:1.6}.quickstart-card b{font-size:.84rem}
.article-toolbar span{font-size:.94rem}.filter-chip,.chip{font-size:.76rem}.static-fallback-note{font-size:.82rem}.quick-links a span{font-size:.9rem}
.search-status{font-size:.84rem}.search-kind{font-size:.7rem}.search-result span:last-child{font-size:.84rem}.search-page-box>label{font-size:.74rem}
.basis-line{font-size:.84rem}.calc-workpaper{font-size:.9rem}.work-lines{font-size:.92rem}.proof-list span{font-size:.92rem}.output-grid span{font-size:.86rem}
.calc-shell h3{font-size:1.34rem}.calc-shell>p{font-size:1rem}.field label{font-size:.76rem}.field input,.field select{font-size:1rem;padding:12px 13px}.calc-out .lbl{font-size:.68rem}.calc-out .big{font-size:1.55rem}.calc-basis{font-size:.86rem}
footer.site{font-size:.96rem}.footer-top li{margin-bottom:9px}.footer-mark small{font-size:.76rem}.footer-bottom{font-size:.8rem}.footer-email{font-size:.92rem}

/* Remove colour competition with the logo. Website UI uses teal, green and rose only. */
.desktop-nav a[aria-current=page]::after{background:var(--teal);height:3px}
.btn-outline:hover{border-color:var(--teal)}
.search-trigger{border-top:0;border-color:var(--line)}
.note{border-left-color:var(--teal);background:#EAF7F3}
.hero.slim::after{background:var(--green)}
.eyebrow::before{background:var(--teal)}
.task-no,.workflow b{color:var(--teal-deep)}
.footer-email a:first-child{color:var(--green)}

/* Keep reading columns comfortable while allowing tables and working areas to use the screen. */
.prose{max-width:1120px}.reference-content{max-width:1120px}
.about-strip-inner>div:first-child{max-width:980px}
.contact-grid,.quick-links{max-width:none}

@media(max-width:1050px){body{font-size:17.5px}.wrap{padding-left:24px;padding-right:24px}.reference-content{max-width:none}}
@media(max-width:760px){
  body{font-size:16.5px;line-height:1.68}
  .wrap{padding-left:18px;padding-right:18px}
  h1{font-size:clamp(2.25rem,10vw,3rem)}
  h2{font-size:clamp(1.72rem,7vw,2.2rem)}
  h3{font-size:1.18rem}
  .lede{font-size:1.08rem}
  .desktop-nav a{font-size:1rem}
  .reference-content p,.reference-content li{font-size:1rem}
  .task-card p,.quickstart-card p,.aud p,.art p{font-size:.96rem}
  .table-scroll table{font-size:.92rem}
  .table-scroll th,.table-scroll td{padding:10px 12px}
  .field input,.field select{font-size:1rem}
  .btn{font-size:.98rem}
}

/* Article feature graphic */
.article-hero-image{margin:0 0 34px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#F7FAF8;box-shadow:var(--shadow)}
.article-hero-image img{display:block;width:100%;height:auto;max-height:none;object-fit:contain}
.article-hero-image figcaption{padding:9px 14px;font-size:.78rem;color:var(--ink-soft);background:#F7FAF8;border-top:1px solid var(--line)}
/* CMS-generated article polish */
.article-review{margin:0 0 28px;padding:12px 16px;border:1px solid var(--line);border-radius:10px;background:#F7FAF9;color:var(--ink-soft);font-size:.9rem}
.article-topic-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.article-source{margin-top:52px;padding-top:28px;border-top:1px solid var(--line)}
.article-source h2{font-size:1.55rem}
.article-related{margin-top:24px;padding:18px 20px;border:1px solid var(--line);border-radius:12px;background:#F7FAF9}
.article-related .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.chip-link{display:inline-flex;align-items:center;padding:7px 11px;border-radius:999px;background:#EAF7F3;color:var(--teal-deep);font-weight:700;font-size:.78rem}
.chip-link a{color:inherit;text-decoration:none}
@media(max-width:760px){.article-review{font-size:.86rem}.article-source{margin-top:38px}.article-topic-row{gap:6px}}


/* Article reading refinement */
.article-prose p,
.article-prose li,
.article-prose blockquote,
.article-prose .note {
  text-align: justify !important;
  text-justify: inter-word;
  hyphens: auto;
}
.article-prose h2,
.article-prose h3,
.article-prose h4,
.article-prose table,
.article-prose .article-review,
.article-prose .article-source,
.article-prose figcaption {
  text-align: left;
}
.article-graphic {
  width: min(100%, 760px);
  margin: 10px auto 38px;
  padding: 18px 20px 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}
.article-graphic-brand {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 30px;
  padding: 0 0 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}
.article-graphic-brand img {
  display: block;
  width: 180px;
  height: auto;
}
.article-graphic > img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 470px;
  object-fit: contain;
  margin: 0 auto;
}
.article-graphic figcaption {
  padding: 10px 0 13px;
  font-size: .8rem;
  line-height: 1.5;
  color: var(--ink-soft);
}
@media(max-width:760px){
  .article-graphic { padding: 13px 13px 0; margin-bottom: 28px; }
  .article-graphic-brand img { width: 150px; }
}